Ending- Harry Potter 1

After Hermayoni Showed Harry and Ron how to get out from the huge plant they saw a huge chess bord.
Ron tried to take care of the chess bord but he coulden't the bord won the game.
Ron was very ashamed of himself so he wanted to go on and catch Quirl.
But he got to far when Quirl saw Ron runing after him he paralysis spell him.
Ron couldn't move. Quirl came near Ron but Harry spelled Quirl back! now, Quirl couldn't move.
But suddenly Quirl got up, but not with his face, he was with Ron face.
And Ron's face turned to be Quirl's face.
Harry got confused he wasn't sure which one was Ron and which one was Quirl!
Hermayoni suggested to cast a spell of truth on both of them to check who is who.
The spell says that that Ron was the one with his own body because Quirl spelled him self to switch heads with Ron to confuse Harry!
In the end Voldemort confrort Harry but he disappear and every one was okey!